Penrith Weather and Climate
Climate Snapshot
Penrith's warmest month in 2024 was December, averaging 31.5 degrees. That gives Penrith an annual average daytime high of 23.4 degrees, 1.1 degrees warmer than the New South Wales mean.
Daytime highs peak at 31.5 degrees in December and bottom out with overnight lows of 6.4 degrees in June. That is a 25.1 degree spread from hottest afternoon to coldest night. Overnight minimums average 12.5 degrees across the year, in line with the New South Wales baseline.
Annual rainfall totals 927mm across 110 rain days, close to the New South Wales average. The wettest month is April at 156mm, and August is the driest at 24mm.
There is a pronounced wet-dry split here. April receives 156mm while August gets just 24mm, so the contrast between seasons is stark.
By our reckoning, October (10.0/10) is when the weather is at its finest, while June (2.9/10) is the toughest month to be outdoors.
The full data table below breaks it all down month by month. If you're in a hurry, October is your best bet.
Monthly Comfort Score
Our Comfort Score rates each month from 1 (tough) to 10 (ideal) based on temperature, humidity, rainfall, UV, and sunshine. How we calculate it
Annual Comfort Score: 6.7/10 - Ranked #86 of 213 Australian cities (national avg 6.2, NSW avg 6.4)
Seasonal Overview
| Season | Avg Max °C | Avg Min °C | Total Rain mm | Comfort |
|---|---|---|---|---|
| Summer | 29.4 | 18.1 | 261 | 6.3 |
| Autumn | 22.8 | 12.6 | 332 | 7.0 |
| Winter | 17.0 | 7.2 | 153 | 4.6 |
| Spring | 24.5 | 12.1 | 181 | 8.9 |
Monthly Climate Averages
| Month | Max °C | Min °C | Rain mm | Rain Days | Solar MJ | Humidity % | Comfort |
|---|
Weather by Month
Detailed climate data, packing advice, and what to expect for each month in Penrith.
28.3°C, 106mm rain February
28.3°C, 90mm rain March
27.0°C, 54mm rain April
22.6°C, 156mm rain May
18.8°C, 122mm rain June
15.7°C, 96mm rain July
15.9°C, 33mm rain August
19.5°C, 24mm rain September
22.4°C, 38mm rain October
23.5°C, 39mm rain November
27.6°C, 104mm rain December
31.5°C, 64mm rain
Compare and Explore
Similar Climates
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